package oj;

public class Day27F {
    public int Add(int num1,int num2) {
        int a=0;
        int b=0;
        while (num2!=0){
            a=num1^num2;
            b=(num1&num2)<<1;
            num1=a;
            num2=b;
        }
       return num1;


    }
}
